Business · 20/07/1998Updated: 10/17/2026 · 1 min read

NHTSA Denies Petition to Amend FMVSS 108 on Stop Lamp Illumination

The National Highway Traffic Safety Administration (NHTSA) has denied a petition by Mr. John K. Roberts to add requirements for the maximum time it takes for a stop lamp to reach 90% of its required illumination, citing the high costs associated with implementing such a requirement, which could be met with existing technologies like LEDs.